Ranger by SE International - Handheld Geiger Counter

Personal Monitoring Datalogging
Geiger Counter Manufacturer: SE International
Ranger by SE International - Handheld Geiger Counter
Ranger by SE International - Handheld Geiger Counter
Ranger by SE International - Handheld Geiger Counter
Ranger by SE International - Handheld Geiger Counter

The SE International Radiation Alert Ranger is a handheld digital Geiger counter for detecting alpha, beta, gamma, and X-ray radiation. It features a digital readout with a red light indicator, silenceable audible beeper, adjustable alert threshold, and built-in timer. Observer USB Software enables data logging, computer alarms, and calibration. Operating range covers 0.001–100 mR/hr, 0–350,000 CPM, 0.01–1000 µSv/hr, and 0–5,000 CPS, with ±10% accuracy referenced to Cs-137 (NIST calibrated). Common applications include surface contamination screening, environmental monitoring, noble gas detection, and radionuclide exposure monitoring.

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$60.00
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$175.00
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Used Equipment: This equipment has been previously used and tested. It may show signs of wear but is fully functional and inspected.

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Ranger by SE International - Handheld Geiger Counter
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Technician verified and tested instrumentation before every rental
Expert support available by phone and email
Fast delivery and flexible rental terms

Exposure Hazards This Equipment Detects

Gamma Rays (γ)

CAS: N/A
Learn More
Updated on March 09, 2026
PEL TWA
N/A
REL TWA
N/A
TLV TWA
N/A

Alpha Particles (α)

CAS: N/A
Learn More
Updated on March 09, 2026
PEL TWA
N/A
REL TWA
N/A
TLV TWA
N/A

Beta Particles (β)

CAS: N/A
Learn More
Updated on March 09, 2026
PEL TWA
N/A
REL TWA
N/A
TLV TWA
N/A

Features & Capabilities

Calibration Certificate Available: ✓ Yes
Datalogging: ✓ Yes
Monitoring Scope: Personal Monitoring, Area Monitoring

Equipment Specifications

  • Operating Range: 0.001 (1 µR)—100 mR/hr, 0—350,000 CPM, 0.01—1000 µSv/hr, 0—5,000 CPS
  • Total/Timer: 1—9,999,000 counts
  • Alert Set Range: 0.001—100 mR/hr and 1—350,000 CPM. 70db @ 1m
  • Temperature Range: 14°—122°F
  • Built-In Efficiencies: Sulfur (35S), Strontium (90Sr/y), Cesium (137Cs), Phosphorus (32P), Carbon (14C), Iodine (131I), Cobalt (60Co), and Alpha
  • Accuracy (Referenced to Cs137): ±15% from factory and ±10% with NIST Source Calibration

Kit Contents

Radiation detector, carrying case, Xtreme boot (durable cover), lanyard, stand, batteries, mini-USB cable, USB Observer Software download, calibration/conformance certificate.

Manufacturer Resources

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